Home / 118,613.73-177,892.64-43,693.18

Finding the Fourth Proportional to 118,613.73, 177,892.64 and 43,693.18

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Solution

The fourth proportional to 118,613.73, 177,892.64 and 43,693.18 is: 65,529.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,613.73 : 177,892.64 = 43,693.18 : x
  2. Step 2: Convert to fraction form
    118,613.73/177,892.64 = 43,693.18/x
  3. Step 3: Cross multiply
    118,613.73x = 177,892.64 × 43,693.18
  4. Step 4: Simplify right side
    118,613.73x = 7,772,694,921.73
  5. Step 5: Solve for x
    x = 7,772,694,921.73/118,613.73
  6. Step 6: Final answer
    x = 65,529.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.